development of schiz

• what are the 3 phases in the development of schiz?

  prodromal phase

  active phase

  residual phase
• what is the prodromal phase in the development of schiz?

  work and leisure activities are present

  mild positive symptoms
• what is the active phase in the development of schiz?

  range of strong positive symptoms and may last for months
• what is the residual phase of the development of schiz?

  most obvious and active symptoms subside

  negative symptoms persist and person is unable to function socially and at work.
• what is prognosis?


  a prediction of the future course, duration, severity, and likely outcome of a condition.
• what is the prognosis of schiz? (rule of thirds)

  1/3 have a single or few brief episodes

  1/3 have episodic patterns throughout life

  1/3 have no periods of remission and deteriorate from acute (positive) symptoms to chronic (negative) symptoms.